Why is Bitcoin mining difficulty growing exponentially?

Question

bitcoin

If mining difficulty can be easily changed by changing clients, why is it constantly growing?
I find only one sane explanation - to sell as much equipment as possible.
your theories?

Answer 1

Hey!
The complexity of mining is always increasing, this is even at the code level. Firstly, the emission decreases, and the number of miners increases, and they, in turn, increase their technical capabilities, therefore, all hash functions become more and more difficult, and therefore bitcoin mining is not easy)